1220828

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{739}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 2486400

約数和(自身を除く): 1265572

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 739, 826, 1478, 1652, 2956, 5173, 10346, 20692, 43601, 87202, 174404, 305207, 610414, 1220828]

約数ペア:

[(1, 1220828), (2, 610414), (4, 305207), (7, 174404), (14, 87202), (28, 43601), (59, 20692), (118, 10346), (236, 5173), (413, 2956), (739, 1652), (826, 1478)]